package com.bruan.D7_interfacedemo;

import java.util.ArrayList;

public class StudentOperatorImpl1 implements StudentOperator{

    @Override
    public void printAllInfo(ArrayList<Student> students) {
        System.out.println("=======全班全部信息如下========");
        for (int i = 0; i < students.size(); i++) {
            Student s = students.get(i);
            System.out.println("姓名："+s.getName()+"， 性别"+s.getSex()+" ,分数："+s.getScore());
        }
        System.out.println("===========================");

    }

    @Override
    public void printAverageScore(ArrayList<Student> students) {
        double allScore = 0;
        for (int i = 0; i < students.size(); i++) {
            allScore += students.get(i).getScore();
        }
        System.out.println("平均分: "+ (allScore) /students.size());
    }
}
